What is the minimum insulation value required for a cable between phase to pha

What is the minimum insulation value required for a cable
between phase to phase and phase to earth of 380 Vac 50Hz
circuit, having load arround 800 amps.

Question Posted / sriram

2 Answers
7702 Views
DEWA, TATA, I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

What is the minimum insulation value required for a cable between phase to phase and phase to eart..

Answer / md ashhar

0.5 Megha ohn

Is This Answer Correct ?

11 Yes

2 No

What is the minimum insulation value required for a cable between phase to phase and phase to eart..

Answer / kaleem

R= V/ I
R = 380/ 800
R = 0.475 Ohm.

Is This Answer Correct ?

3 Yes

1 No

Post New Answer

More Electrical Engineering Interview Questions

Current chopping mainly occurs in air blast circuit breaker.why?

1 Answers

what happen if position of GNA and MNA is changed in machine?

3 Answers

Why is better to have a minimum ceiling voltage of 250% than 160%?

0 Answers

Why the earth terminal pin is larger than phase and neutral in three pin plug top>

8 Answers TVS,

Explain the laying procedure and laying depth of submarine cables under sea?

1 Answers Schneider,

Can anybody tell the formula to calculate temparature rise in the cable with respect to current?

1 Answers

how we calculate the motor rating of pump for water suction ?its any formula for that plz give thank u

3 Answers

What is the selection & Designing procedure for DG/Transformer

4 Answers Crompton Greaves, Sterling, TATA,

What is Generator Protection & Transformer Protection?

3 Answers Areva,

What is Hot reserves and spinning reserves?

1 Answers

what happens when one of the phases out 0f 3 phases been removed under working condition and no load condition will the machine run if so plz send me why

2 Answers

What is the necessary and sufficient condition for stability.

0 Answers

For more Electrical Engineering Interview Questions Click Here